公开(公告)号：KR1020130097916A

公开(公告)日：2013-09-04

申请号：KR1020120019566

申请日：2012-02-27

Applicant: 한국전자통신연구원

Inventor： 홍승은 ,  김진경 ,  정현규

IPC: H04B7/04

CPC classification number: H04B7/0413 ,  H04B7/0617 ,  H04B7/063 ,  H04B7/0691 ,  H04B7/086 ,  H04B7/0417 ,  H04B7/0684 ,  H04B7/0697

Abstract: PURPOSE: A spatial multiplexing communication system is provided to transmit data by using a communication channel without interference. CONSTITUTION: A transmission device estimates distance between a receiving device and oneself (410). The transmission device selects a part of a plurality of activated transmission antennas. The transmission device inactivates the selected transmission antennas. The transmission device groups the plurality of activated transmission antennas into a plurality of groups (420). The transmission device transmits data to the receiving device by performing beam-forming as to each group. [Reference numerals] (410) Estimate distance; (420) Grouping antennas; (430) Transmit group information; (440) Receive channel rank; (450) Determine transmit beam; (460) Transmit data; (AA) Start; (BB) End

Abstract translation: 目的：提供空间复用通信系统，通过无干扰地使用通信信道发送数据。 构成：传输装置估计接收装置与自身之间的距离（410）。 发送装置选择多个激活的发送天线的一部分。 传输设备使选定的传输天线失效。 传输设备将多个激活的发射天线分组成多个组（420）。 传输设备通过对每个组进行波束形成来向接收设备发送数据。 （附图标记）（410）估计距离; （420）分组天线; （430）发送组信息; （440）接收频道秩; （450）确定发射波束; （460）发送数据; （AA）开始; （BB）结束

公开(公告)号：KR1020130091936A

公开(公告)日：2013-08-20

申请号：KR1020120013293

申请日：2012-02-09

Applicant: 한국전자통신연구원

Inventor： 이제헌 ,  이석규 ,  정현규

IPC: G08B25/10 ,  G08B25/08 ,  G08B27/00 ,  H04W84/12

CPC classification number: H04W4/12 ,  H04L63/0876 ,  H04W4/06 ,  H04W4/90 ,  H04W12/04 ,  H04W84/12 ,  H04W88/08

Abstract: PURPOSE: A disaster prevention system and a method thereof based on a wireless local access network are provided to bilaterally correspond to the disasters. CONSTITUTION: A disaster prevention center (220) corresponds to the disaster information related to a disaster state which is sensed by a user terminal (210). A network (230) exchanges messages between the user terminal and the disaster prevention center. The disaster prevention center includes a disaster report processing unit (221) and a disaster information managing unit. The disaster report processing unit processes the disaster information. The disaster information managing unit generates the disaster corresponding information based on the processed disaster information and transmits the disaster broadcasting information including the disaster corresponding information to the user terminal. [Reference numerals] (211) User interface control unit; (212) Disaster report processing unit; (213) Disaster application managing unit; (214) Disaster broadcasting reception unit; (215) Disaster information processing unit; (216) RF unit; (221) Disaster report processing unit; (222) Disaster situation processing unit; (223) Disaster information managing unit; (224) Evacuating information managing unit; (225) Authorization Key managing unit; (226) Disaster prevention database; (230) Network; (231) Core network

Abstract translation: 目的：提供一种基于无线本地接入网络的防灾系统及其方法，以双向对应于灾害。 规定：防灾中心（220）对应于由用户终端（210）感测到的与灾害状态有关的灾害信息。 网络（230）在用户终端和防灾中心之间交换消息。 防灾中心包括灾害报告处理单元（221）和灾害信息管理单元。 灾害报告处理单元处理灾害信息。 灾害信息管理单元基于处理的灾害信息生成灾害对应信息，并将包含灾害对应信息的灾害广播信息发送给用户终端。 （附图标记）（211）用户界面控制单元; （212）灾害处理单位; （213）灾害应用管理单位; （214）灾害广播接收单元; （215）灾害信息处理单位; （216）RF单元; （221）灾害处理单位; （222）灾情处理单位; （223）灾害信息管理单位; （224）疏散信息管理单位; （225）授权密钥管理单位; （226）防灾数据库; （230）网络; （231）核心网

公开(公告)号：KR1020120050737A

公开(公告)日：2012-05-21

申请号：KR1020100112141

申请日：2010-11-11

Applicant: 한국전자통신연구원

Inventor： 오돈성 ,  방승찬 ,  김일규 ,  정현규 ,  김대식

IPC: G06Q50/26 ,  G06Q50/10 ,  G06Q50/22 ,  H04W4/02 ,  G01S19/01

CPC classification number: G06Q50/265 ,  G01S19/01 ,  G06Q50/10 ,  G06Q50/22 ,  H04W4/02

Abstract: PURPOSE: A public service providing system is provided to enable a user to conveniently receive public services through a user terminal by providing the integrated public service to the user terminal. CONSTITUTION: A service management unit(110) provides public services for a local server(200) which provides the public services by receiving a public service providing registration or dissipation request form each service provider servers(300). A user management unit(120) registers or dissipates the public services for the user of the user terminal by receiving the public service registration or dissipation request from the user terminal. The user management unit stores public service registration information by matching public service identification information with user identification information.

Abstract translation: 目的：提供公共服务提供系统，使用户能够通过向用户终端提供集成的公共服务，方便地通过用户终端接收公共服务。 构成：服务管理单元（110）为本地服务器（200）提供公共服务，所述本地服务器通过从每个服务提供商服务器（300）接收提供注册或散布请求的公共服务来提供公共服务。 用户管理单元（120）通过从用户终端接收公共服务注册或散布请求来为用户终端的用户注册或消散公共服务。 用户管理单元通过将公共服务识别信息与用户识别信息进行匹配来存储公共服务注册信息。

公开(公告)号：KR1020120035099A

公开(公告)日：2012-04-13

申请号：KR1020110083893

申请日：2011-08-23

Applicant: 한국전자통신연구원

Inventor： 홍승은 ,  김용선 ,  이우용 ,  정현규

IPC: H04B7/04 ,  H04W74/08

CPC classification number: H04W74/08 ,  H04B7/0617 ,  H04W16/28 ,  H04W72/046 ,  H04W72/1278

Abstract: PURPOSE: A contention based channel access method using a directional antenna in a broadband wireless communication system and a device thereof are provided to reduce the number of attempts for impossible communication. CONSTITUTION: An information collecting unit(610) receives contention section participation intention information and receiving antenna setup information from distribution devices in a network. A resource allocation scheduling unit(620) allocates resources. The resource allocation scheduling unit is divided into a beam forming available contention section and a beam forming unavailable contention section. A beacon generating unit(630) generates a beacon message including information about the beam forming available contention section and the beam forming unavailable contention section.

Abstract translation: 目的：提供一种使用宽带无线通信系统中的定向天线的基于竞争的信道接入方法及其装置，以减少不可能通信的尝试次数。 构成：信息收集单元（610）从网络中的分发设备接收争用部分参与意图信息和接收天线设置信息。 资源分配调度部（620）分配资源。 资源分配调度单元被分成波束形成可用争用部分和波束形成不可争用部分。 信标生成单元（630）生成包括关于波束形成可用竞争部分和波束形成不可争用部分的信息的信标消息。

公开(公告)号：KR1020120024425A

公开(公告)日：2012-03-14

申请号：KR1020110080140

申请日：2011-08-11

Applicant: 한국전자통신연구원

Inventor： 홍승은 ,  김용선 ,  이우용 ,  정현규

IPC: H04W72/02 ,  H04W72/08

CPC classification number: H04W72/02 ,  H04W72/0453 ,  H04W72/085

Abstract: PURPOSE: A communication channel selection method in a wireless communication system is provided to receive a signal measurement result from a discovery device and request signal measurement about channel time through arranged antenna. CONSTITUTION: A communication device request the scan of channels between a discovered device and a communication device(310). The communication device receives a channel scan response message(320). The communication device selects a communication channel based on assigned resource information(330). The communication device requests the resources to the discovery device(340).

Abstract translation: 目的：提供一种无线通信系统中的通信信道选择方法，用于从发现设备接收信号测量结果，并通过布置的天线请求关于信道时间的信号测量。 构成：通信设备请求扫描发现的设备和通信设备之间的通道（310）。 通信设备接收信道扫描响应消息（320）。 通信装置基于分配的资源信息来选择通信信道（330）。 通信设备向发现设备请求资源（340）。

公开(公告)号：KR1020110110733A

公开(公告)日：2011-10-07

申请号：KR1020110030059

申请日：2011-04-01

Applicant: 한국전자통신연구원 ,  포항공과대학교 산학협력단

Inventor： 곽병재 ,  정현규 ,  조준호 ,  강영윤

IPC: H04B7/14 ,  H04B15/00 ,  H04L5/14

CPC classification number: H04B7/15585 ,  H04B7/15542 ,  H04L5/0048

Abstract: 중계기의 신호 전달 방법은 송신국과 상기 중계기 간의 제1 변복조 채널, 상기 중계기와 수신국 간의 제2 변복조 채널 및 상기 중계기의 간섭채널을 추정하는 단계, 송신국으로부터 무선 주파수 신호를 수신하는 단계, 상기 추정 결과를 이용하여 상기 중계기의 자기 간섭(self-interference)을 소정 수준 이하로 낮추기 위한 변환 벡터를 생성하는 단계, 상기 변환 벡터를 이용하여 상기 무선 주파수 신호를 변환하는 단계, 그리고 변환한 무선 주파수 신호를 상기 수신국에게 전송하는 단계를 포함한다.

公开(公告)号：KR1020110071933A

公开(公告)日：2011-06-29

申请号：KR1020090128657

申请日：2009-12-22

Applicant: 한국전자통신연구원

Inventor： 권헌국 ,  이광천 ,  정현규

IPC: H04B7/04

CPC classification number: H04B1/7113

Abstract: PURPOSE: A transceiving path collection method for measuring and correcting the transceiving path property in the multiple antenna radio channel system is provided to correct the transceiving path of the radio channel system by using the measured value. CONSTITUTION: A multiple antenna radio channel measuring system is operated by switching the multiple antenna radio channel measuring system formed with a single path. It is measured sending/receiving signal of the base band(S200). The sending/receiving signals measured is analyzed. The size and phase variation generated by the transceiver path are deducted(S300). A transceiver path of the radio channel measuring system is corrected by using the deducted size and phase value(S400).

Abstract translation: 目的：提供一种用于测量和校正多天线无线电信道系统中的收发路径属性的收发路径收集方法，以通过使用测量值来校正无线电信道系统的收发路径。 构成：通过切换由单路径形成的多天线无线电信道测量系统来操作多天线无线电信道测量系统。 测量基带的发送/接收信号（S200）。 分析测量的发送/接收信号。 扣除收发器路径产生的大小和相位变化（S300）。 通过使用扣除的尺寸和相位值来校正无线电信道测量系统的收发器路径（S400）。

公开(公告)号：KR1020110068775A

公开(公告)日：2011-06-22

申请号：KR1020100036029

申请日：2010-04-19

Applicant: 한국전자통신연구원

Inventor： 윤찬호 ,  이우용 ,  정현규

IPC: H04B7/08 ,  H04Q11/06

CPC classification number: H04B7/0854 ,  H04L1/0054 ,  H04L1/0071 ,  H04L1/0631 ,  H04L1/0643 ,  H04L1/0668 ,  H04L25/0204 ,  H04L25/0246 ,  H04L25/03057 ,  H04L2025/03426

Abstract: PURPOSE: A MIMO system, receiving apparatus, and signal receiving method are provided to increase signal transmission ratio and link level performance and to reduce the complexity of a receiver. CONSTITUTION: A QR decomposition unit(300) converts a receiving signal into a receiving vector. The QR decomposition unit decomposes the channel matrix vector of the received vector to a single matrix vectors and an upper triangular matrix vector. A first estimation unit(302) estimates a symbol through the decomposed vectors. The first estimation unit calculates an LLR(Log Likelihood Ratio). A second estimation unit(304) estimates the symbol in a DFE(Determination Feedback Equalizer) method.

Abstract translation: 目的：提供MIMO系统，接收装置和信号接收方法，以增加信号传输比和链路级性能，降低接收机的复杂度。 构成：QR分解单元（300）将接收信号转换为接收向量。 QR分解单元将接收向量的信道矩阵向量分解为单个矩阵向量和上三角矩阵向量。 第一估计单元（302）通过分解向量来估计符号。 第一估计单元计算LLR（对数似然比）。 第二估计单元（304）以DFE（确定反馈均衡器）方法估计该符号。

公开(公告)号：KR1020110046378A

公开(公告)日：2011-05-04

申请号：KR1020100106255

申请日：2010-10-28

Applicant: 한국전자통신연구원

Inventor： 이일구 ,  이석규 ,  정현규 ,  김대식

IPC: H04W52/58 ,  H04W52/02

CPC classification number: Y02D70/10

Abstract: PURPOSE: A power saving method in a wireless communication system is provided to control the sampling ratio of a modem processor and to increase power consumption efficiency in a wireless communication system. CONSTITUTION: A network node sets up a network management data on a network(602). The network node or a network control device subscribes one theme(604). The network control device or the network node notices data(606). The network control device or the managed object network node receives network management data based on a data distribution service(608).

Abstract translation: 目的：提供无线通信系统中的省电方法来控制调制解调器处理器的采样率，并提高无线通信系统的功耗效率。 规定：网络节点在网络上建立网络管理数据（602）。 网络节点或网络控制设备订阅一个主题（604）。 网络控制装置或网络节点通知数据（606）。 网络控制设备或被管理对象网络节点基于数据分配服务接收网络管理数据（608）。

公开(公告)号：KR1020110031098A

公开(公告)日：2011-03-24

申请号：KR1020100088389

申请日：2010-09-09

Applicant: 한국전자통신연구원

Inventor： 곽병재 ,  이광천 ,  정현규 ,  송나옥

IPC: H04B11/00

CPC classification number: H04B11/00

Abstract: PURPOSE: A communication system using an ultrasonic wave that transmits data is provided to transmit data by using ultrasonic waves. CONSTITUTION: A transducer(251) converts a first ultrasonic wave to a first electric signal from an ultrasonic wave base station or a second ultrasonic wave terminal by using a solid medium. A receiving unit converts a first electric signal into first data. A transmission unit converts second data into a second electric signal. The transducer converts the first electric signal into a second ultrasonic wave. The transducer transmits the converted second ultrasonic wave to an ultrasonic base station and a second ultrasonic wave terminal by using a solid medium.

Abstract translation: 目的：提供使用发送数据的超声波的通信系统，通过超声波发送数据。 构成：传感器（251）通过使用固体介质将第一超声波从超声波基站或第二超声波端子转换为第一电信号。 接收单元将第一电信号转换为第一数据。 传输单元将第二数据转换为第二电信号。 换能器将第一电信号转换成第二超声波。 换能器通过使用固体介质将转换的第二超声波发送到超声波基站和第二超声波端子。